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Ionis Pharmaceuticals, Inc. - Common Stock (NQ:IONS)

80.28 -1.51 (-1.84%)
Official Closing Price Updated: 4:15 PM EST, Jan 23, 2026 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 2,153,222
Open 81.71
Bid (Size) 78.00 (500)
Ask (Size) 83.00 (100)
Prev. Close 81.79
Today's Range 79.11 - 82.20
52wk Range 23.95 - 86.15
Shares Outstanding 141,797,854
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
IONIS PHARMACEUTICALS INC (NASDAQ:IONS) Shows High-Quality Technical Breakout Setup ↗
Via Chartmill
News headline image
DAWNZERA™ (donidalorsen) approved in the European Union for hereditary angioedema (HAE)
From Ionis Pharmaceuticals, Inc.
Via Business Wire

Performance

YTD
+0.8%
+0.8%
1 Month
-0.1%
-0.1%
3 Month
+12.3%
+12.3%
6 Month
+90.5%
+90.5%
1 Year
+147.0%
+147.0%

More News

Read More
News headline image
Biogen Receives European Commission Approval for High Dose Regimen of SPINRAZA® (nusinersen) for Spinal Muscular Atrophy
From Biogen Inc.
Via GlobeNewswire
News headline image
Ionis well-positioned for continued momentum and substantial value creation in 2026 with two new independent launches and several pivotal data readouts
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis partner GSK announces positive topline results from B-Well 1 and B-Well 2 Phase 3 studies for bepirovirsen, a potential first-in-class medicine for chronic hepatitis B
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis to present at 44th Annual J.P. Morgan Healthcare Conference
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
The RNAi Powerhouse: A Deep Dive into Alnylam Pharmaceuticals’ Path to the S&P 500
Via PredictStreet
Topics Economy Intellectual Property Stocks
News headline image
Ionis receives U.S. FDA Breakthrough Therapy designation for zilganersen for Alexander disease (AxD)
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis receives U.S. FDA Breakthrough Therapy designation for olezarsen for severe hypertriglyceridemia (sHTG)
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
High Dose Regimen of Nusinersen Receives Positive CHMP Opinion for the Treatment of Spinal Muscular Atrophy
From Biogen Inc.
Via GlobeNewswire
News headline image
Biogen Completes Acquisition of Alcyone Therapeutics
From Biogen Inc.
Via GlobeNewswire
News headline image
DAWNZERA™ (donidalorsen) receives positive opinion from CHMP, recommended for approval in EU for hereditary angioedema (HAE)
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis Prices Convertible Notes Offering to Refinance 2026 Convertible Notes
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis to present at upcoming investor conferences
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Metagenomi Prioritizes Hemophilia A Program, Lays Off 25% Workforce ↗
Via Benzinga
News headline image
Ionis Announces Proposed Convertible Offering to Refinance 2026 Convertible Notes
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Ionis Reports Substantial Drop In Acute Pancreatitis Events With Cholesterol Lowering Drug ↗
Via Benzinga
News headline image
12 Health Care Stocks Moving In Monday's Pre-Market Session ↗
Via Benzinga
News headline image
Monday.Com, Metsera, Profrac Holding And Other Big Stocks Moving Lower In Monday's Pre-Market Session ↗
Via Benzinga
News headline image
Why Viasat Shares Are Trading Higher By Around 13%; Here Are 20 Stocks Moving Premarket ↗
Via Benzinga
News headline image
Groundbreaking pivotal study results of olezarsen for severe hypertriglyceridemia (sHTG) presented as a late breaker at AHA Scientific Sessions
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Intellia Therapeutics Crashes After A Patient In Its Pivotal Study Dies ↗
Via Investor's Business Daily
Topics Death
News headline image
Ionis presents new data demonstrating long-term disease control with DAWNZERA™ (donidalorsen) at ACAAI 2025 Annual Meeting
From Ionis Pharmaceuticals, Inc.
Via Business Wire
News headline image
Cathie Wood Goes All-In On Peter Thiel's Crypto Play Bullish With Back-To-Back Million-Dollar Buys ↗
Via Benzinga
News headline image
Ionis (IONS) Q3 2025 Earnings Call Transcript ↗
Via The Motley Fool
Topics Earnings

Frequently Asked Questions

Is Ionis Pharmaceuticals, Inc. - Common Stock publicly traded?
Yes, Ionis Pharmaceuticals, Inc. - Common Stock is publicly traded.
What exchange does Ionis Pharmaceuticals, Inc. - Common Stock trade on?
Ionis Pharmaceuticals, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Ionis Pharmaceuticals, Inc. - Common Stock?
The ticker symbol for Ionis Pharmaceuticals, Inc. - Common Stock is IONS on the Nasdaq Stock Market
What is the current price of Ionis Pharmaceuticals, Inc. - Common Stock?
The current price of Ionis Pharmaceuticals, Inc. - Common Stock is 80.28
When was Ionis Pharmaceuticals, Inc. - Common Stock last traded?
The last trade of Ionis Pharmaceuticals, Inc. - Common Stock was at 01/23/26 04:15 PM ET
What is the market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock?
The market capitalization of Ionis Pharmaceuticals, Inc. - Common Stock is 11.38B
How many shares of Ionis Pharmaceuticals, Inc. - Common Stock are outstanding?
Ionis Pharmaceuticals, Inc. - Common Stock has 11B shares outstanding.
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